*{
	padding: 0;
	margin: 0;
	box-sizing: border-box;
	font-size:12px;
}
#mimg{
	position: absolute;
	left:200px;
	top:200px;
}
#zoom{
	position: absolute;
	left: 0;
	top: 0;
	width: 400px;
	height: 200px;
	border: 1px solid red;
	display: none;
	background-image: url(../img/big.jpg);
	background-repeat: no-repeat;
}
